Which of the following stars is most dense?   a. a supergiant star   b. a main-sequence star   c. a giant star   d. a white dwarf   e. the sun

Q: Thinking Critically What problems confront the inhabitants of the intertidal zone? How do you explai...

A: The land that is along the sea also called as the seashore and that goes underwater during high tide...

Q: Help

A:  Oliver's speed is 2m/s. His speed can be described as his rate of movement without the concerning t...

Q: How State plane coordinates related to the geodetic coordinates?

A: The state plane coordinate system is only used in the USA. It is a plane coordinate system where N-S...

Q: Compare the source, transition, and floodplain zones of streams and rivers.

A: The Earth is made up of four spheres known as lithosphere, atmosphere, hydrosphere, and biosphere. A...

Q: Which of the following would lead to an experimentally determined value of the Ideal Gas Constant lo...

A: Ideal gas constant- Ideal gas constant denoted by R is also known as the gas constant, molar gas con...

Q: What factors control the path of a Cape Verde–type hurricane from Africa to North America?

A: The Earth is enclosed by a blanket of gases called the atmosphere. The atmosphere serves as a protec...

Q: Compare and contrast the biodiversity of the various landbiomes.

A: Biodiversity is defined as the diversity of various life forms on the planet. The biodiversity distr...

Q: 3. Which is NOT true of fossils? a. They indicate that life has a history. b. They are evidences of ...

A: Fossils are the main source of history of ancient. They are used to construct the history.

Q: Which process most likely caused this destruction of the road: chemical weathering, mechanical weath...

A: The effect of waves on rocks is a mechanical effect, as they initially strike rocks and weaken their...

Q: Why are most of the world’s deserts located along the Horse Latitudes?

A: Right from the equator till the Tropic of Cancer & Tropic of Capricorn on Northern and Southern ...

Q: Which of these is expected if the average global temperatureincreases? a. the inability of some spec...

A: The average global temperature increases it causes the inability of some species to migrate to coole...

Q: Using the image match them.

A: The Earth is made up of various kinds of rocks. These rocks begin their life cycle from the solidifi...

Q: Describe the climate of desert biomes

A: The Earth is made up of four spheres known as lithosphere, atmosphere, hydrosphere, and biosphere. A...

Q: which one is earth science, life science and physical science ?

A: Earth science is the study of the Earth and the various processes that are going on in the Earth sys...

Q: explain each evidence of evolution and give examples Biogeography Fossil Record Comparative Anatomy...

A: The theory of natural selection and Evolution suggests that the physical and genetic characters of l...

Q: How is quiet and explosive eruption different from one another? What danger can they bring to the co...

A: A volcano is a fissure or rupture on the crust of any planetary object such as Earth, through which ...

Q: Earth’s orbit brings it closer to the sun in the Northern Hemisphere’s winter than in its summer. Ye...

A: Different parts and regions of the world will receive different amounts of sunlight. The seasons are...

Q: What causes the global circulation of water deep within the ocean?

A:  Ocean water is constantly moving . Surface waves or movement is driven by the winds and deep ocean ...

Q: True or false: Sustainability is measured by the ability to balance the needs of the three key dimen...

A: Sustainable development defines that human societies must live meet and develop the requirement with...

Q: How are wind waves formed? What’s a fetch?

A: Firstly, let us discuss something about wind waves, Wind Waves: Waves that are initiated by winds. 

Q: How do dissolved gas concentrations vary with temperature? Do you see a potential problem for marine...

A: 71% of Earth's surface is covered with ocean. Therefore aquatic ecosystem or more specifically the m...

Q: Ecosystems require energy to function. Where does this energy go as it is used? How does the flow of...

A: An ecosystem is a community or system in which living organisms interact with each other and the sur...

Q: What can an individual do to minimize his or her impact on the ocean and atmosphere?

A: The environment is all the living and non-living organisms in an area. This term is often applied to...

Q: Explain 1.Reduction of oxygen and increase in carbon dioxide in the atmosphere due to deforestation ...

A: Ocean acidification is defined as the gradual decrease in the ocean's pH. This implies that the ocea...

Q: What happens when the temperature of air with 40% relative humidity at 30°C is lowered to 18°C? The ...

A: The atmosphere is the mixture of gases, water vapor, dust particles, etc. that is surrounding the ea...

Q: What is the momentum an electron traveling at 2 x 10⁶ m/s (the mass of an electron is 9.1 x 10–³¹kg)

A: Momentum is a product of mass and velocity of an object. Momentum is a vector quantity which have ma...

Q: Follow the directions of the image

A: Intrusive rock is formed when magma infiltrates, develops, and freezes in the rock, producing intrud...

Q: What might be the possible strategies you can think of (at least 5) to prevent water scarcity and sh...

A: The availability of pure drinkable water is a matter of question. High urbanization and industrial u...

Q: 1.The destruction of biophysical resources especially earth's ecosystem is A Human activity B. Env...

A: Human activities are most responsible factor for the destruction of our natural environment. 

Q: Is it a good idea to build on barrier islands? Why or why not?

A: Barrier islands are lengthened islands of unconsolidated silt (generally sand) moving corresponding ...

Q: 2. The 350m wavelength signals from the radio station will be received by the listener as two rays. ...

A: The radio waves are transmitted and received by traveling through our atmosphere. The radio waves ha...

Q: Will a typical wildfire burn faster upslope or downslope? Why?

A: Fire is the rapid oxidation of any material. It is an exothermic process of combustion, in which hea...

Q: |km mi 130 81 120 75 110 68 Thermasphere 100 62 90 56 Makopause 80 50 70 43 Mesosphere 60 3기 Stratop...

A: Based on chemical composition, the atmosphere is divided into two, the homosphere and the heterosper...

Q: What are resilience and stability?

A: A system is a group of interacting or interrelated elements that makes up a whole. The Earth system ...

Q: What groups of terrestrial plants that existed in late Paleozoic time survive today?

A: The geological timescale is the systematic classification of the chronological data according to the...

Q: explain why certain sectors of society are more vulnerable to disaster than others?

A: Disaster is a sudden disruption of normal life causing severe damage to life and property to an exte...

Q: Should pollution levels be set to protect the average person in the population or the most sensitive...

A: Pollution is defined as the addition of harmful substances to the environment, that can deteriorate ...

Q: Describe several earth resources of economic value.

A: Resources are the supplies of the products from which we can benefits. They can be of two types- nat...

Q: I have seen photos of the massive coastal modifications being made in Dubai. What happens when human...

A: Coastal adjustments: They are the arrangements that people make to change the shape of the coast and...

Q: Using this image list the agents of erosion that you see. And also explain what they are doing in th...

A: Earth science is the study of the Earth and the various processes that are going on in the Earth sys...

Q: Human population grew explosively in the past century. Is the number of humans itself the main drive...

A: Overpopulation denotes the excess growth of a species in a particular habitat which hampers its sust...

Q: Explain 1.Deadly acid rain as a result of fossil fuel combustion, toxic chemicals from erupting volc...

A: The atmosphere is the mixture of gases, water vapor, particulate matter, etc. around the earth. It i...

Q: Which of the following soil actions contributes to overall net losses of organic matter (and therefo...

A: Loss of natural matter additionally happens on the grounds that disintegration washes away dirt and ...

Q: How have studies of marine sediments advanced our understanding of plate tectonics?

A: Marine sediments are deposited on the ocean's surface as sedimentary loads. They come from the groun...

Q: If copepods and krill are the most successful marine invertebrates, what is the most widely distribu...

A: Vertebrate are the organism or animals which have spinal cord surrounded by cartilage or bone. Spina...

Q: Describe four different coastal ecosystems.

A: The coastal ecosystem occurs in coastal areas in which it is a meeting place of land and sea. The co...

Q: Best Climate type for Frost Wedging, Clay Formation, and Dissolving.

A: Weathering is a natural process f Insitu physical degradation and chemical disintegration of rock. C...

Q: Why are white dwarfs and red dwarfs, which are very common, NOT visible to the unaided eye?   a. ...

A: Stars are one of the most important parts of our universe as they are the one who are at the center ...

Q: What evidence is there that major extinctions of trilobites occurred very suddenly during the Cambri...

A: Fossils are the preserved remains or the traces of past life and their activity. With the help of fo...

Q: What is warm front?

A: Air mass is a large volume of air present in atmosphere who have similar properties like temperature...